| Prompt | Description | Default |
| Number | DSTAT number [integer] | Sequential |
| ARENA expression | Expression on which time persistent statistics are required | - |
| Name | DSTAT name and label for the ARENA summary report | ARENA expression |
| Output file | Output file to which the DSTATS observations are written during the simulation run | No save |
| Report ID | Report identifier to which the DSTATS summary statistics are written at the end of the replication. | No reporting |
| Prompt | Value |
| ARENA expression | NQ(Wait_drill) |
| Name | Drill Queue size |
| Output file | “DRILLQ.DAT” |